package com.sima.queues;

import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;

import javax.jms.*;

/**
 * Created by Maple on 2017-05-28.
 */
public class JMSProducer {
    private static final String USERNAME = ActiveMQConnection.DEFAULT_USER; // 默认的连接用户名
    private static final String PASSWORD = ActiveMQConnection.DEFAULT_PASSWORD; // 默认的连接密码
    private static final String BROKEURL = ActiveMQConnection.DEFAULT_BROKER_URL; // 默认的连接地址
//    private static final String BROKEURL= "tcp://localhost:8161"; // 默认的连接地址
    private static final int SENDNUM = 10; // 发送的消息数量
    public static void  main(String[] args){

        ConnectionFactory connectionFactory; // 连接工厂
        Connection connection = null; // 连接
        Session session; // 会话 接受或者发送消息的线程
        Destination destination; // 消息的目的地
        MessageProducer messageProducer; // 消息生产者
        connectionFactory = new ActiveMQConnectionFactory(JMSProducer.USERNAME,
                JMSProducer.PASSWORD, JMSProducer.BROKEURL);
        try {
            connection = connectionFactory.createConnection(); // 通过连接工厂获取连接
            connection.start(); // 启动连接
            session = connection.createSession(Boolean.TRUE, Session.AUTO_ACKNOWLEDGE); // 创建Session
            destination = session.createQueue("TestQueueFirst"); // 创建消息队列
            messageProducer = session.createProducer(destination); // 创建消息生产者
            //设置不持久化
//            messageProducer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
            sendMessage(session, messageProducer); // 发送消息
            session.commit();
        } catch (JMSException e) {
            e.printStackTrace();
        }finally {
            if(connection!=null){
                try {
                    connection.close();
                } catch (JMSException e) {
                    e.printStackTrace();
                }
            }
        }


    }
    private static void sendMessage(Session session, MessageProducer messageProducer) {
        for(int i=0;i<JMSProducer.SENDNUM;i++){
            TextMessage message= null;
            try {
                message = session.createTextMessage("ActiveMQ 发送的消息-"+i);
                System.out.println("发送消息："+"ActiveMQ 发送的消息-"+i);
                messageProducer.send(message);
            } catch (JMSException e) {
                e.printStackTrace();
            }

        }
    }
}
